409420060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{23027}}^1$

素因数の和:23170

約数の個数: 48

約数和(自身を含む): 990388224

約数和(自身を除く): 580968164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2540, 3556, 4445, 8890, 17780, 23027, 46054, 92108, 115135, 161189, 230270, 322378, 460540, 644756, 805945, 1611890, 2924429, 3223780, 5848858, 11697716, 14622145, 20471003, 29244290, 40942006, 58488580, 81884012, 102355015, 204710030, 409420060]

約数ペア:

[(1, 409420060), (2, 204710030), (4, 102355015), (5, 81884012), (7, 58488580), (10, 40942006), (14, 29244290), (20, 20471003), (28, 14622145), (35, 11697716), (70, 5848858), (127, 3223780), (140, 2924429), (254, 1611890), (508, 805945), (635, 644756), (889, 460540), (1270, 322378), (1778, 230270), (2540, 161189), (3556, 115135), (4445, 92108), (8890, 46054), (17780, 23027)]